Genetic diversity and ISSR marker association with the quality of pineapple fiber for use in industry

•A correlation of ISSR markers with pineapple fiber quality characteristics is established.•Information to support further studies for sequencing of bands and validation for pineapple.•First report of the use of nonparametric tests for genetic improvement of pineapple.•The first step to make marker assisted selection applicable to pineapple germplasm.